Digital media recognition apparatus and methods

  • US 8,019,118 B2
  • Filed: 05/18/2010
  • Issued: 09/13/2011
  • Est. Priority Date: 11/13/2000
  • Status: Active Grant
First Claim
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1. A method of identifying illegal uses of copyright material, comprising the steps of:

  • the following steps to be performed by a first computer;

    receiving a primary digital media object;

    associating a first auxiliary construct with the primary digital media object; and

    transforming the first auxiliary construct using at least one of the attributes of the primary digital media object to generate a unique key representative of the primary digital media object;

    the following steps to be performed by a second computer;

    receiving a secondary digital media object;

    associating a second auxiliary construct with the secondary digital media object; and

    transforming the second auxiliary construct using at least one of the attributes of the secondary digital media object to generate a unique key representative of the secondary digital media object;

    accessing the unique key representative of the primary digital media object from the first computer; and

    comparing the keys of the secondary object with the key of the primary object to identify if the secondary object is substantially similar to the primary object.

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